/*
 * $Id: Login.java 471756 2006-11-06 15:01:43Z husted $
 *
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *  http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */

package trans.action;

import trans.model.User;
import trans.service.UserDAO;
import trans.support.BasicSupport;
import trans.support.Constants;

public final class UserAction extends BasicSupport {
	
	private static final long serialVersionUID = 1L;
	
	private User user;
	
	public String index() throws Exception{
		User user = currentUser();
		if(user != null){
			return "loginSuccess";
		}else{
			return "login";
		}
	}
	
	
	public String login() throws Exception{
		User logonUser = UserDAO.getUser(user.getUsername(),user.getPassword());
		if(logonUser != null){
			request.getSession().setAttribute(Constants.USER_KEY, logonUser);
			if(logonUser.getUserRole() == Constants.ROLE_SYSUSER || 
					logonUser.getUserRole() == Constants.ROLE_ADMIN){
				return "adminLoginSuccess";
			}else{
				return "userLoginSuccess";
			}
		}else{
			addActionError(getText("message.login.fail")); 
			return "login";
		}
	}
	
	public String logout() throws Exception{
		request.getSession().removeAttribute(Constants.USER_KEY);
		return "login";
	}


	public User getUser() {
		return user;
	}


	public void setUser(User user) {
		this.user = user;
	}
}
